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 Documentation Ver 1.0.0 August 2011 by
 <a href="http://mmc.geofisica.unam.mx/luiggi">Luis M. de la Cruz</a> <br>
 <a href="http://mmc.geofisica.unam.mx"> GMMC </a> -
 <a href="http://www.geofisica.unam.mx/recnat/"> Depto. de Recursos Naturales </a> -
 <a href="http://www.geofisica.unam.mx"> Instituto de Geof&iacute;sica </a> -
 <a href="http://www.unam.mx"> UNAM </a><br>
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<div class="title">Examples/06ConvDiff/convdiff4.cpp</div>  </div>
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<a href="convdiff4_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 
<a name="l00044"></a>00044 <span class="preprocessor">#include &lt;cmath&gt;</span>
<a name="l00045"></a>00045 <span class="preprocessor">#include &lt;algorithm&gt;</span>
<a name="l00046"></a>00046 
<a name="l00047"></a>00047 <span class="preprocessor">#include &quot;Meshes/Uniform.hpp&quot;</span>
<a name="l00048"></a>00048 <span class="preprocessor">#include &quot;Equations/ScalarEquation.hpp&quot;</span>
<a name="l00049"></a>00049 <span class="preprocessor">#include &quot;Schemes/Quick_Hay.hpp&quot;</span>
<a name="l00050"></a>00050 <span class="preprocessor">#include &quot;Equations/Momentum_XCoDi.hpp&quot;</span>
<a name="l00051"></a>00051 <span class="preprocessor">#include &quot;Schemes/Quick_XHay.hpp&quot;</span>
<a name="l00052"></a>00052 <span class="preprocessor">#include &quot;Equations/Momentum_YCoDi.hpp&quot;</span>
<a name="l00053"></a>00053 <span class="preprocessor">#include &quot;Schemes/Quick_YHay.hpp&quot;</span>
<a name="l00054"></a>00054 <span class="preprocessor">#include &quot;Equations/PressureCorrection.hpp&quot;</span>
<a name="l00055"></a>00055 <span class="preprocessor">#include &quot;Schemes/Simplec.hpp&quot;</span>
<a name="l00056"></a>00056 <span class="preprocessor">#include &quot;Solvers/TDMA.hpp&quot;</span>
<a name="l00057"></a>00057 <span class="preprocessor">#include &quot;Utils/inout.hpp&quot;</span> 
<a name="l00058"></a>00058 <span class="preprocessor">#include &quot;Utils/num_utils.hpp&quot;</span>
<a name="l00059"></a>00059 <span class="preprocessor">#include &quot;Utils/GNUplot.hpp&quot;</span>
<a name="l00060"></a>00060 <span class="preprocessor">#include &quot;Utils/diff_operators.hpp&quot;</span>
<a name="l00061"></a>00061 <span class="keyword">using namespace </span>Tuna;
<a name="l00062"></a>00062 
<a name="l00063"></a>00063 <span class="preprocessor">#define PI 3.14159265358979323846</span>
<a name="l00064"></a>00064 <span class="preprocessor"></span>
<a name="l00065"></a>00065 <span class="comment">// Scalar field in two dimensions</span>
<a name="l00066"></a>00066 <span class="keyword">typedef</span> <a class="code" href="structTuna_1_1TunaArray.html#af3bcab5018eec3d7697c9fb03ad89157" title="Definition of big arrays to store scalar fields on meshes.">TunaArray&lt;double,2&gt;::huge</a> ScalarField2D;
<a name="l00067"></a>00067 
<a name="l00068"></a>00068 <span class="comment">//</span>
<a name="l00069"></a>00069 <span class="comment">// DT = 0.0001, a complete cicle is 800</span>
<a name="l00070"></a>00070 <span class="comment">// </span>
<a name="l00071"></a>00071 <span class="comment">//int intervalo_1 = 50, intervalo_2 = 300;</span>
<a name="l00072"></a>00072 <span class="comment">//</span>
<a name="l00073"></a>00073 <span class="comment">// DT = 0.00001, a complete cicle is 8000, imon = 64, jmon = 192</span>
<a name="l00074"></a>00074 <span class="comment">// 257 x 257</span>
<a name="l00075"></a>00075 <span class="comment">//</span>
<a name="l00076"></a>00076 <span class="comment">// int intervalo_1 = 500, intervalo_2 = 3000;</span>
<a name="l00077"></a>00077 <span class="comment">//</span>
<a name="l00078"></a>00078 <span class="comment">// DT = 0.00001, , a complete cicle is 80000</span>
<a name="l00079"></a>00079 <span class="comment">//</span>
<a name="l00080"></a>00080 <span class="comment">//int intervalo_1 = 5000, intervalo_2 = 30000;</span>
<a name="l00081"></a>00081 
<a name="l00082"></a>00082 <span class="keywordtype">int</span> intervalo_1, intervalo_2;
<a name="l00083"></a>00083 <span class="keywordtype">double</span> freq;
<a name="l00084"></a>00084 <span class="keywordtype">int</span> ciclo;
<a name="l00085"></a>00085 
<a name="l00086"></a>00086 <span class="keyword">inline</span> <span class="keywordtype">void</span> boundaryConditions(ScalarField2D &amp;T, <span class="keywordtype">int</span> iteracion) {
<a name="l00087"></a>00087 
<a name="l00088"></a>00088     <span class="keywordtype">int</span> hot_up, hot_flat, hot_down, col_up, col_flat, col_down;
<a name="l00089"></a>00089     <span class="keywordtype">int</span> i, opcion;
<a name="l00090"></a>00090     <span class="keywordtype">int</span> it1 = intervalo_1;
<a name="l00091"></a>00091     <span class="keywordtype">int</span> it2 = it1 + intervalo_2;
<a name="l00092"></a>00092     <span class="keywordtype">int</span> it3 = it2 + intervalo_1;
<a name="l00093"></a>00093     <span class="keywordtype">int</span> it4 = it3 + intervalo_1;
<a name="l00094"></a>00094     <span class="keywordtype">int</span> it5 = it4 + intervalo_2;
<a name="l00095"></a>00095     <span class="keywordtype">int</span> it6 = it5 + intervalo_1;
<a name="l00096"></a>00096     <span class="keywordtype">double</span> thot, tcol;
<a name="l00097"></a>00097 
<a name="l00098"></a>00098     hot_up = hot_flat = hot_down = col_up = col_flat = col_down = 0;
<a name="l00099"></a>00099     opcion = iteracion % ciclo;
<a name="l00100"></a>00100 
<a name="l00101"></a>00101     <span class="keywordflow">if</span> (0 &lt; opcion and opcion &lt;= it1) {
<a name="l00102"></a>00102         hot_up = 1;
<a name="l00103"></a>00103         i = opcion;
<a name="l00104"></a>00104     } 
<a name="l00105"></a>00105     <span class="keywordflow">else</span> <span class="keywordflow">if</span> (it1 &lt; opcion and opcion &lt;= it2) {
<a name="l00106"></a>00106         hot_flat = 1;
<a name="l00107"></a>00107         i = opcion - it1;
<a name="l00108"></a>00108     }
<a name="l00109"></a>00109     <span class="keywordflow">else</span> <span class="keywordflow">if</span> (it2 &lt; opcion and opcion &lt;= it3) {
<a name="l00110"></a>00110         hot_down = 1;
<a name="l00111"></a>00111         i = opcion - it2;
<a name="l00112"></a>00112     }
<a name="l00113"></a>00113     <span class="keywordflow">else</span> <span class="keywordflow">if</span> (it3 &lt; opcion and opcion &lt;= it4) {
<a name="l00114"></a>00114         col_up = 1;
<a name="l00115"></a>00115         i = opcion - it3;
<a name="l00116"></a>00116     }
<a name="l00117"></a>00117     <span class="keywordflow">else</span> <span class="keywordflow">if</span> (it4 &lt; opcion and opcion &lt;= it5) {
<a name="l00118"></a>00118         col_flat = 1;
<a name="l00119"></a>00119         i = opcion - it4;
<a name="l00120"></a>00120     }
<a name="l00121"></a>00121     <span class="keywordflow">else</span> <span class="keywordflow">if</span> (it5 &lt; opcion and opcion &lt;= it6 or opcion == 0) {
<a name="l00122"></a>00122         col_down = 1;
<a name="l00123"></a>00123         i = opcion - it5;
<a name="l00124"></a>00124     }
<a name="l00125"></a>00125 
<a name="l00126"></a>00126     
<a name="l00127"></a>00127     thot =  0.5 * ( hot_up * sin(freq*i) * sin(freq*i) +
<a name="l00128"></a>00128                     hot_flat +
<a name="l00129"></a>00129                     hot_down * sin(freq*(intervalo_1+i)) * 
<a name="l00130"></a>00130                                sin(freq*(intervalo_1+i)) );
<a name="l00131"></a>00131 
<a name="l00132"></a>00132     tcol = -0.5 * ( col_up * sin(freq*i) * sin(freq * i) +
<a name="l00133"></a>00133                     col_flat +
<a name="l00134"></a>00134                     col_down * sin(freq*(intervalo_1+i)) * 
<a name="l00135"></a>00135                                sin(freq*(intervalo_1+i)) );    
<a name="l00136"></a>00136 
<a name="l00137"></a>00137 
<a name="l00138"></a>00138     <span class="keywordtype">int</span> num_vols_x = T.ubound(firstDim) + 1;
<a name="l00139"></a>00139     Range I1(0,num_vols_x / 2 - 1);
<a name="l00140"></a>00140     Range I2(num_vols_x / 2, num_vols_x-1);
<a name="l00141"></a>00141 
<a name="l00142"></a>00142     T(I2, T.lbound(secondDim)) = thot;  
<a name="l00143"></a>00143     T(I1, T.ubound(secondDim)) = tcol;
<a name="l00144"></a>00144 }
<a name="l00145"></a>00145 
<a name="l00146"></a>00146 
<a name="l00147"></a>00147 <span class="keyword">template</span>&lt;<span class="keyword">class</span> T_energy, <span class="keyword">class</span> T_xmom, <span class="keyword">class</span> T_ymom, <span class="keyword">class</span> T_press&gt;
<a name="l00148"></a>00148 <span class="keywordtype">double</span> SIMPLEC(T_energy &amp;, T_xmom &amp;, T_ymom &amp;, T_press &amp;, 
<a name="l00149"></a>00149                <span class="keywordtype">int</span>, <span class="keywordtype">double</span>);
<a name="l00150"></a>00150 
<a name="l00151"></a>00151 <span class="keywordtype">double</span> errorT, errorX, errorY, errorP;
<a name="l00152"></a>00152 
<a name="l00153"></a>00153 <span class="keywordtype">int</span> stop;
<a name="l00154"></a>00154 
<a name="l00155"></a>00155 <span class="keywordtype">int</span> main() 
<a name="l00156"></a>00156 {
<a name="l00157"></a>00157 
<a name="l00158"></a>00158     <span class="keywordtype">double</span> lambda, Amplitud;
<a name="l00159"></a>00159     <span class="keywordtype">double</span> top_wall, bot_wall;
<a name="l00160"></a>00160     <span class="keywordtype">double</span> longitud_x, longitud_y;
<a name="l00161"></a>00161     <span class="keywordtype">int</span> num_nodos_x, num_nodos_y;
<a name="l00162"></a>00162     <span class="keywordtype">double</span> tolerancia, dt;    
<a name="l00163"></a>00163     <span class="keywordtype">int</span> max_iter, iteraciones_max, frecuencia;
<a name="l00164"></a>00164     <span class="keywordtype">double</span> alpha_p, alpha_u, alpha_v;
<a name="l00165"></a>00165     <span class="keywordtype">double</span> Prandtl, Rayleigh;
<a name="l00166"></a>00166 
<a name="l00167"></a>00167     <span class="keywordtype">int</span> imon, jmon;
<a name="l00168"></a>00168 
<a name="l00169"></a>00169 <span class="comment">// Reading data from the input file</span>
<a name="l00170"></a>00170     std::ifstream input_cin (<span class="stringliteral">&quot;input4&quot;</span>);
<a name="l00171"></a>00171     input_cin &gt;&gt; longitud_x
<a name="l00172"></a>00172               &gt;&gt; longitud_y
<a name="l00173"></a>00173               &gt;&gt; num_nodos_x 
<a name="l00174"></a>00174               &gt;&gt; num_nodos_y
<a name="l00175"></a>00175               &gt;&gt; top_wall
<a name="l00176"></a>00176               &gt;&gt; bot_wall 
<a name="l00177"></a>00177               &gt;&gt; dt
<a name="l00178"></a>00178               &gt;&gt; iteraciones_max
<a name="l00179"></a>00179               &gt;&gt; tolerancia
<a name="l00180"></a>00180               &gt;&gt; max_iter
<a name="l00181"></a>00181               &gt;&gt; Prandtl
<a name="l00182"></a>00182               &gt;&gt; Rayleigh
<a name="l00183"></a>00183               &gt;&gt; frecuencia
<a name="l00184"></a>00184               &gt;&gt; imon
<a name="l00185"></a>00185               &gt;&gt; jmon
<a name="l00186"></a>00186               &gt;&gt; intervalo_1
<a name="l00187"></a>00187               &gt;&gt; intervalo_2;
<a name="l00188"></a>00188 
<a name="l00189"></a>00189     freq = PI / (2 * intervalo_1); 
<a name="l00190"></a>00190     ciclo = 4 * intervalo_1 + 2 * intervalo_2;
<a name="l00191"></a>00191 
<a name="l00192"></a>00192 <span class="comment">//</span>
<a name="l00193"></a>00193 <span class="comment">//  Linear System </span>
<a name="l00194"></a>00194 <span class="comment">//</span>
<a name="l00195"></a>00195     SparseMatrix&lt; Diagonal&lt;double, 2&gt; &gt; A(num_nodos_x, num_nodos_y); 
<a name="l00196"></a>00196     ScalarField2D             b(num_nodos_x, num_nodos_y);
<a name="l00197"></a>00197 <span class="comment">//</span>
<a name="l00198"></a>00198 <span class="comment">//  Mesh definition</span>
<a name="l00199"></a>00199 <span class="comment">//</span>
<a name="l00200"></a>00200     <a class="code" href="classTuna_1_1StructuredMesh.html" title="General structured meshes on rectangular domains.">StructuredMesh&lt;Uniform&lt;double, 2&gt;</a> &gt; malla(longitud_x, num_nodos_x,
<a name="l00201"></a>00201                                               longitud_y, num_nodos_y);
<a name="l00202"></a>00202     malla.print();
<a name="l00203"></a>00203     <span class="keywordtype">double</span> dx = malla.getDelta(X);    
<a name="l00204"></a>00204     <span class="keywordtype">double</span> dy = malla.getDelta(Y);
<a name="l00205"></a>00205     <span class="keywordtype">int</span> num_vols_x = malla.getExtentVolumes(X);
<a name="l00206"></a>00206     <span class="keywordtype">int</span> num_vols_y = malla.getExtentVolumes(Y);  
<a name="l00207"></a>00207 <span class="comment">//</span>
<a name="l00208"></a>00208 <span class="comment">//  Scalar fields definitions (in volumes centers)</span>
<a name="l00209"></a>00209 <span class="comment">//</span>
<a name="l00210"></a>00210     ScalarField2D T(malla.getExtentVolumes());      <span class="comment">// Temperature</span>
<a name="l00211"></a>00211     ScalarField2D p(malla.getExtentVolumes());      <span class="comment">// pressure</span>
<a name="l00212"></a>00212     ScalarField2D pp(malla.getExtentVolumes());     <span class="comment">// pressure correction</span>
<a name="l00213"></a>00213     ScalarField2D u(malla.getExtentVolumes());      <span class="comment">// u-velocity</span>
<a name="l00214"></a>00214     ScalarField2D v(malla.getExtentVolumes());      <span class="comment">// v-velocity</span>
<a name="l00215"></a>00215     ScalarField2D vort(malla.getExtentVolumes());   <span class="comment">// vorticity</span>
<a name="l00216"></a>00216     ScalarField2D us(num_nodos_x, num_vols_y); <span class="comment">// u-velocity staggered</span>
<a name="l00217"></a>00217     ScalarField2D vs(num_vols_x, num_nodos_y); <span class="comment">// v-velocity staggered</span>
<a name="l00218"></a>00218 <span class="comment">//</span>
<a name="l00219"></a>00219 <span class="comment">//  Scalar fields definitions for printing (in nodes)</span>
<a name="l00220"></a>00220 <span class="comment">//</span>
<a name="l00221"></a>00221     ScalarField2D Tn(malla.getExtentNodes());      <span class="comment">// Temperature</span>
<a name="l00222"></a>00222     ScalarField2D pn(malla.getExtentNodes());      <span class="comment">// pressure</span>
<a name="l00223"></a>00223     ScalarField2D un(malla.getExtentNodes());      <span class="comment">// u-velocity</span>
<a name="l00224"></a>00224     ScalarField2D vn(malla.getExtentNodes());      <span class="comment">// v-velocity</span>
<a name="l00225"></a>00225     ScalarField2D vortn(malla.getExtentNodes());   <span class="comment">// vorticity</span>
<a name="l00226"></a>00226 <span class="comment">//</span>
<a name="l00227"></a>00227 <span class="comment">// Energy equation definition</span>
<a name="l00228"></a>00228 <span class="comment">//</span>
<a name="l00229"></a>00229     <a class="code" href="classTuna_1_1ScalarEquation.html" title="This class derives from GeneralEquation through B &amp; N trick.">ScalarEquation&lt;Quick_Hay&lt;double,2&gt;</a> &gt; energia(T, A, b, malla.getDeltas());
<a name="l00230"></a>00230     energia.setDeltaTime(dt);
<a name="l00231"></a>00231     energia.setGamma(1.0);
<a name="l00232"></a>00232     energia.setNeumann(LEFT_WALL, 0.0);
<a name="l00233"></a>00233     energia.setNeumann(RIGHT_WALL, 0.0);
<a name="l00234"></a>00234     energia.setDirichlet(TOP_WALL);
<a name="l00235"></a>00235     energia.setDirichlet(BOTTOM_WALL);
<a name="l00236"></a>00236     energia.setUvelocity(us);
<a name="l00237"></a>00237     energia.setVvelocity(vs);
<a name="l00238"></a>00238     energia.print();
<a name="l00239"></a>00239 <span class="comment">//</span>
<a name="l00240"></a>00240 <span class="comment">// Momentum-x equation definition</span>
<a name="l00241"></a>00241 <span class="comment">//</span>
<a name="l00242"></a>00242     <a class="code" href="classTuna_1_1Momentum__XCoDi.html" title="This class derives from GeneralEquation through B &amp; N trick.">Momentum_XCoDi&lt;Quick_XHay&lt;double, 2&gt;</a> &gt; momento_x(us, A, b, malla.getDeltas());
<a name="l00243"></a>00243     momento_x.setGamma(Prandtl);
<a name="l00244"></a>00244     momento_x.setDeltaTime(dt);
<a name="l00245"></a>00245     momento_x.setDirichlet(LEFT_WALL, 0);
<a name="l00246"></a>00246     momento_x.setDirichlet(RIGHT_WALL, 0);
<a name="l00247"></a>00247     momento_x.setDirichlet(TOP_WALL, 0);
<a name="l00248"></a>00248     momento_x.setDirichlet(BOTTOM_WALL, 0);
<a name="l00249"></a>00249     momento_x.setUvelocity(us);
<a name="l00250"></a>00250     momento_x.setVvelocity(vs);
<a name="l00251"></a>00251     momento_x.setPressure(p);
<a name="l00252"></a>00252     momento_x.print();
<a name="l00253"></a>00253 <span class="comment">//    </span>
<a name="l00254"></a>00254 <span class="comment">// Momentum-x equation definition</span>
<a name="l00255"></a>00255 <span class="comment">//</span>
<a name="l00256"></a>00256     <a class="code" href="classTuna_1_1Momentum__YCoDi.html" title="This class derives from GeneralEquation through B &amp; N trick.">Momentum_YCoDi&lt;Quick_YHay&lt;double, 2&gt;</a> &gt; momento_y(vs, A, b, malla.getDeltas());
<a name="l00257"></a>00257     momento_y.setGamma(Prandtl);
<a name="l00258"></a>00258     momento_y.setDeltaTime(dt);
<a name="l00259"></a>00259     momento_y.setDirichlet(LEFT_WALL, 0);
<a name="l00260"></a>00260     momento_y.setDirichlet(RIGHT_WALL, 0);
<a name="l00261"></a>00261     momento_y.setDirichlet(TOP_WALL, 0);
<a name="l00262"></a>00262     momento_y.setDirichlet(BOTTOM_WALL, 0);
<a name="l00263"></a>00263     momento_y.setUvelocity(us);
<a name="l00264"></a>00264     momento_y.setVvelocity(vs);
<a name="l00265"></a>00265     momento_y.setPressure(p);
<a name="l00266"></a>00266     momento_y.setTemperature(T);
<a name="l00267"></a>00267     momento_y.setRayleigh(Rayleigh);
<a name="l00268"></a>00268     momento_y.print();
<a name="l00269"></a>00269 <span class="comment">//</span>
<a name="l00270"></a>00270 <span class="comment">// Pressure equation definition</span>
<a name="l00271"></a>00271 <span class="comment">//</span>
<a name="l00272"></a>00272     <a class="code" href="classTuna_1_1PressureCorrection.html" title="This class derives from GeneralEquation through B &amp; N trick.">PressureCorrection&lt;Simplec&lt;double, 2 &gt;</a> &gt; presion(pp, A, b, malla.getDeltas());
<a name="l00273"></a>00273     presion.setDeltaTime(dt);
<a name="l00274"></a>00274     presion.applyBounds(1, num_nodos_x-1, 1, num_nodos_y-1);
<a name="l00275"></a>00275     presion.setUvelocity(us);
<a name="l00276"></a>00276     presion.setVvelocity(vs);
<a name="l00277"></a>00277     presion.set_du(momento_x.get_du());
<a name="l00278"></a>00278     presion.set_dv(momento_y.get_dv());
<a name="l00279"></a>00279     presion.setPressure(p);
<a name="l00280"></a>00280     presion.print();
<a name="l00281"></a>00281 
<a name="l00282"></a>00282     ofstream sorsumfile(<span class="stringliteral">&quot;./Data4/sorsum&quot;</span>), 
<a name="l00283"></a>00283         nusselt_hot_file(<span class="stringliteral">&quot;./Data4/nuh&quot;</span>), nusselt_cold_file(<span class="stringliteral">&quot;./Data4/nuc&quot;</span>),
<a name="l00284"></a>00284         umon_file(<span class="stringliteral">&quot;./Data4/umon&quot;</span>), vmon_file(<span class="stringliteral">&quot;./Data4/vmon&quot;</span>), 
<a name="l00285"></a>00285         Tmon_file(<span class="stringliteral">&quot;./Data4/tmon&quot;</span>), pmon_file(<span class="stringliteral">&quot;./Data4/pmon&quot;</span>),
<a name="l00286"></a>00286         errorTfile(<span class="stringliteral">&quot;./Data4/errorT&quot;</span>), errorPfile(<span class="stringliteral">&quot;./Data4/errorP&quot;</span>),
<a name="l00287"></a>00287         errorXfile(<span class="stringliteral">&quot;./Data4/errorX&quot;</span>), errorYfile(<span class="stringliteral">&quot;./Data4/errorY&quot;</span>);
<a name="l00288"></a>00288 
<a name="l00289"></a>00289     <span class="keywordtype">double</span> sorsum, resorm, nuh, nuc;
<a name="l00290"></a>00290     
<a name="l00291"></a>00291     <span class="keywordtype">int</span> iteracion = 0;
<a name="l00292"></a>00292 
<a name="l00293"></a>00293     NumUtils::interpolateToNodes(Tn, T);
<a name="l00294"></a>00294     NumUtils::interpolateToNodes(pn, p);
<a name="l00295"></a>00295     NumUtils::interpolateToNodesUs(un, us);
<a name="l00296"></a>00296     NumUtils::interpolateToNodesVs(vn, vs);
<a name="l00297"></a>00297     InOut::writeToFile_DX(Tn, iteracion , <span class="stringliteral">&quot;./Data4/temp.&quot;</span>, dx, dy);
<a name="l00298"></a>00298     InOut::writeToFile_DX(pn, iteracion , <span class="stringliteral">&quot;./Data4/pres.&quot;</span>, dx, dy);
<a name="l00299"></a>00299     InOut::writeToFile_DX(un, vn, iteracion , <span class="stringliteral">&quot;./Data4/velc.&quot;</span>, dx, dy);
<a name="l00300"></a>00300     
<a name="l00301"></a>00301 
<a name="l00302"></a>00302     <span class="keywordflow">for</span>(iteracion = 1; iteracion &lt;= iteraciones_max; ++iteracion) {
<a name="l00303"></a>00303 
<a name="l00304"></a>00304         boundaryConditions(T, iteracion);
<a name="l00305"></a>00305         energia.updatePhi(T);
<a name="l00306"></a>00306       
<a name="l00307"></a>00307         sorsum = SIMPLEC(energia, momento_x, momento_y, presion,
<a name="l00308"></a>00308                          max_iter, tolerancia);
<a name="l00309"></a>00309         
<a name="l00310"></a>00310 
<a name="l00311"></a>00311         <span class="keywordflow">if</span> ( !(iteracion % frecuencia) ) {
<a name="l00312"></a>00312             NumUtils::interpolateToNodes(Tn, T);
<a name="l00313"></a>00313             NumUtils::interpolateToNodes(pn, p);
<a name="l00314"></a>00314             NumUtils::interpolateToNodesUs(un, us);
<a name="l00315"></a>00315             NumUtils::interpolateToNodesVs(vn, vs);
<a name="l00316"></a>00316 
<a name="l00317"></a>00317             InOut::writeToFile_DX(Tn, iteracion , <span class="stringliteral">&quot;./Data4/temp.&quot;</span>, dx, dy);
<a name="l00318"></a>00318             InOut::writeToFile_DX(pn, iteracion, <span class="stringliteral">&quot;./Data4/pres.&quot;</span>, dx, dy);
<a name="l00319"></a>00319             InOut::writeToFile_DX(un, vn, iteracion, <span class="stringliteral">&quot;./Data4/velc.&quot;</span>, dx, dy);
<a name="l00320"></a>00320 
<a name="l00321"></a>00321             DiffOperators::vorticity(vortn, un, vn, dx, dy);
<a name="l00322"></a>00322             InOut::writeToFile_DX(vortn, iteracion, <span class="stringliteral">&quot;./Data4/vort.&quot;</span>, dx, dy);
<a name="l00323"></a>00323         }
<a name="l00324"></a>00324 
<a name="l00325"></a>00325         <span class="keywordflow">if</span>(!(iteracion % 1)) { 
<a name="l00326"></a>00326             sorsumfile &lt;&lt; iteracion &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; sorsum &lt;&lt; endl;
<a name="l00327"></a>00327 
<a name="l00328"></a>00328             nuh = NumUtils::calcNusseltHoriz(T, dx, dy, 0);
<a name="l00329"></a>00329             nuc = NumUtils::calcNusseltHoriz(T, dx, dy, num_vols_y - 2);
<a name="l00330"></a>00330             
<a name="l00331"></a>00331             nusselt_hot_file &lt;&lt; iteracion &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; nuh &lt;&lt; endl;
<a name="l00332"></a>00332             nusselt_cold_file &lt;&lt; iteracion &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; nuc &lt;&lt; endl;
<a name="l00333"></a>00333             errorTfile &lt;&lt; iteracion &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; errorT &lt;&lt; endl;
<a name="l00334"></a>00334             errorPfile &lt;&lt; iteracion &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; errorP &lt;&lt; endl;
<a name="l00335"></a>00335             errorXfile &lt;&lt; iteracion &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; errorX &lt;&lt; endl;
<a name="l00336"></a>00336             errorYfile &lt;&lt; iteracion &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; errorY &lt;&lt; endl;
<a name="l00337"></a>00337             
<a name="l00338"></a>00338             umon_file &lt;&lt; iteracion &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; un(imon,jmon) &lt;&lt; endl;
<a name="l00339"></a>00339             vmon_file &lt;&lt; iteracion &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; vn(imon,jmon) &lt;&lt; endl;
<a name="l00340"></a>00340             Tmon_file &lt;&lt; iteracion &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; Tn(imon,jmon) &lt;&lt; endl;
<a name="l00341"></a>00341             pmon_file &lt;&lt; iteracion &lt;&lt; <span class="stringliteral">&quot;\t&quot;</span> &lt;&lt; pn(imon,jmon) &lt;&lt; endl;
<a name="l00342"></a>00342               
<a name="l00343"></a>00343             cout &lt;&lt; <span class="stringliteral">&quot;=&gt; Iter = &quot;</span> &lt;&lt; iteracion 
<a name="l00344"></a>00344                  &lt;&lt; <span class="stringliteral">&quot; s = &quot;</span> &lt;&lt; sorsum 
<a name="l00345"></a>00345                  &lt;&lt; <span class="stringliteral">&quot; nuc = &quot;</span> &lt;&lt; nuc 
<a name="l00346"></a>00346                  &lt;&lt; <span class="stringliteral">&quot; nuh = &quot;</span> &lt;&lt; nuh &lt;&lt; endl
<a name="l00347"></a>00347                  &lt;&lt; <span class="stringliteral">&quot; e_T = &quot;</span> &lt;&lt; errorT
<a name="l00348"></a>00348                  &lt;&lt; <span class="stringliteral">&quot; e_P = &quot;</span> &lt;&lt; errorP
<a name="l00349"></a>00349                  &lt;&lt; <span class="stringliteral">&quot; e_X = &quot;</span> &lt;&lt; errorX
<a name="l00350"></a>00350                  &lt;&lt; <span class="stringliteral">&quot; e_Y = &quot;</span> &lt;&lt; errorY &lt;&lt; endl;
<a name="l00351"></a>00351         }
<a name="l00352"></a>00352     }
<a name="l00353"></a>00353 
<a name="l00354"></a>00354  std::cout &lt;&lt; <span class="stringliteral">&quot;\n\n NOTE: The data were written in the [./Data4] directory in DX format&quot;</span>;
<a name="l00355"></a>00355 
<a name="l00356"></a>00356     <span class="keywordflow">return</span> 0;
<a name="l00357"></a>00357 }
<a name="l00358"></a>00358 
<a name="l00359"></a>00359 <span class="keyword">template</span>&lt;<span class="keyword">class</span> T_energy, <span class="keyword">class</span> T_xmom, <span class="keyword">class</span> T_ymom, <span class="keyword">class</span> T_press&gt;
<a name="l00360"></a>00360 <span class="keywordtype">double</span> SIMPLEC(T_energy &amp;energy, T_xmom &amp;xmomentum, 
<a name="l00361"></a>00361                T_ymom &amp;ymomentum, T_press &amp;pressure, 
<a name="l00362"></a>00362                <span class="keywordtype">int</span> max_iter, <span class="keywordtype">double</span> tolerancia)
<a name="l00363"></a>00363 {
<a name="l00364"></a>00364     <span class="keywordtype">double</span> sorsum = 10.0, tolerance = 1e-2;
<a name="l00365"></a>00365     <span class="keywordtype">int</span> counter = 0;
<a name="l00366"></a>00366 
<a name="l00367"></a>00367     <span class="keywordflow">while</span> ( (sorsum &gt; tolerance) &amp;&amp; (counter &lt; 20) ) {
<a name="l00368"></a>00368 
<a name="l00369"></a>00369         energy.calcCoefficients();
<a name="l00370"></a>00370         Solver::TDMA2DY(energy, tolerancia, max_iter);
<a name="l00371"></a>00371         errorT = energy.calcErrorL1();
<a name="l00372"></a>00372         energy.update();
<a name="l00373"></a>00373 
<a name="l00374"></a>00374         xmomentum.calcCoefficients();
<a name="l00375"></a>00375         Solver::TDMA2DY(xmomentum, tolerancia, max_iter);
<a name="l00376"></a>00376         errorX = xmomentum.calcErrorL1();
<a name="l00377"></a>00377         xmomentum.update();
<a name="l00378"></a>00378 
<a name="l00379"></a>00379         ymomentum.calcCoefficients();
<a name="l00380"></a>00380         Solver::TDMA2DY(ymomentum, tolerancia, max_iter);
<a name="l00381"></a>00381         errorY = ymomentum.calcErrorL1();
<a name="l00382"></a>00382         ymomentum.update();
<a name="l00383"></a>00383 
<a name="l00384"></a>00384         pressure.calcCoefficients();
<a name="l00385"></a>00385         Solver::TDMA2DY(pressure, tolerancia, max_iter);
<a name="l00386"></a>00386         pressure.correction();  
<a name="l00387"></a>00387         sorsum = fabs( pressure.calcSorsum() );
<a name="l00388"></a>00388         
<a name="l00389"></a>00389         ++counter;
<a name="l00390"></a>00390     }
<a name="l00391"></a>00391 
<a name="l00392"></a>00392     <span class="keywordflow">return</span> sorsum;
<a name="l00393"></a>00393     
<a name="l00394"></a>00394 }
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